It is also more important to choose different heroes for different occasions. The combination of heroes with each other will also bring different attribute bonuses. Of course, the selection and training of heroes is also a matter of opinion. It depends not only on what kind of heroes you get, but also on your preference for different heroes. I will also list below some relatively suitable and easy to start heroes.
1, assassin-type recommended heroes - focus on output to.
For example Archangel, Domino, Medusa, Ghost, Iceman, Dr. Voodoo, Star-Lord, female Wolverine, Scarlet Witch, Thor, Vision, Ultron, and so on.
2, warrior-type recommended heroes - focus on hero functionality, high output to.
For example Red Omega, Blade Runner, General Deadblade, Hyperion, Tech Spiderman, Void, Supreme Symbiote, Star-Lord, Wolverine, Luke Cage, and so on.
3, auxiliary recommended heroes - focus on the continuity too.
For example General Deadblade, Thor, Venom, Star-Lord, Wolverine, Angela, Red Hulk, Ultron, and so on.
Marvel Universe inside the Department of many, heroes currently have more than a hundred, no matter what kind of heroes, their favorite is the most important.